Albuterol vs Stenabolic: side-by-side comparison
Salbutamol · Ventolin · ProAir
A selective beta-2 adrenergic agonist, roughly 29-fold more selective for beta-2 vs beta-1 receptors. Often considered a safer alternative to clenbuterol due to a much shorter half-life (5-6 hrs vs ~26-48 hrs) and better cardiac profile. Works through the cAMP pathway to promote lipolysis and exhibits anti-catabolic effects by inhibiting calpain (a muscle protein-degradation enzyme). Rat studies show a 19% muscle mass increase and 12-39% fat reduction; the effect in humans is real but far more modest.
SR9009 · SR-9009
A Rev-Erb agonist that improves metabolic rate and circadian rhythms. Enhances exercise capacity and metabolism without affecting hormones.
5 / 10 natty scale / 5
Same lane
Both sit in the same class and are run for cutting, performance. This is a like-for-like comparison: read the gaps as real trade-offs.
The tape
Core ratings
The same three rulers every entry on the site is scored with, read head to head.
Natty scale
1 natural · 10 heavy
Effectiveness
Documented effect · of 5Δ0.5
Side-effect severity
Documented burden · of 5
Cost side
Body-load fingerprint
Where each one actually lands its strain, on the calculator's thirteen channels. Tap a row for what it means and which labs track it.
Cardiometabolic
Organ strain
Systemic
Bars show strain at each one's typical protocol, not your dose. ≈ marks values inferred from side-effect data or category rather than hand-graded. For your numbers, run the calculator.
Logistics
The vitals
Benefit side
What each is for
Shared goals carry both dots; a goal with one dot belongs to that side alone.
Run for
Documented upside
- Shorter half-life than clenbuterol (5-6 hrs vs roughly 26-48 hrs)
- Better cardiac safety profile - no cardiac lesions documented
- FDA-approved for human use (unlike clen in USA)
- Slower tolerance development - can use longer before cycling
- Anti-catabolic: inhibits calpain, preserves muscle
Run for
Documented upside
- Increased metabolism
- Enhanced exercise capacity
- No hormonal effects
- May improve sleep patterns
- Fat loss support
The downsides
Side effects, aligned
Each entry's documented side effects, sorted onto the same body systems so the gaps and the overlaps are visible. Tap any effect for the detail.
None documented
The exit
Hormonal fallout & recovery
What each does to your own hormone axis while on, and what leaving it costs.
Albuterol
Does not affect HPT axis. No PCT required. Receptor downregulation occurs - cycle off 2+ weeks between uses.
Stenabolic
Not hormonal. No PCT required.
Read-out
How they separate
- 01
Enhancement
They land at almost the same point on the natty scale (5/10 vs 5/10): a similar distance beyond natural.
- 02
Body load
The widest gap at typical protocols is blood pressure (Albuterol 7.8/10 vs 0/10), then mood & sleep (Albuterol 3.2/10 vs 0/10).
- 03
Coming off
Neither requires PCT: both leave the natural testosterone axis running.
- 04
Logistics
typical runs are 4-8 weeks vs 6-8 weeks.
- 05
Tested athletes
Both are WADA-prohibited: neither belongs anywhere near tested competition.
Generated from each entry's data file. Descriptive, not a recommendation; nothing here is medical advice.